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CLFS_CONTEXT_MODE enumeration

The CLFS_CONTEXT_MODE enumeration indicates the type of sequence that the Common Log File System (CLFS) driver follows when it reads a set of records from a stream.

Syntax


typedef enum _CLFS_CONTEXT_MODE { 
  ClfsContextNone      = 0,
  ClfsContextUndoNext  = 1,
  ClfsContextPrevious  = 2,
  ClfsContextForward   = 3
} CLFS_CONTEXT_MODE, *PCLFS_CONTEXT_MODE, **PPCLFS_CONTEXT_MODE;

Constants

ClfsContextNone

Indicates that a variable of type CLFS_CONTEXT_MODE has not yet been assigned a meaningful value.

ClfsContextUndoNext

Indicates that the next record in the sequence is pointed to by the undo-next LSN of the current record.

ClfsContextPrevious

Indicates that the next record in the sequence is pointed to by the previous LSN of the current record.

ClfsContextForward

Indicates that the next record in the sequence is the record in the stream that immediately follows the current record.

Requirements

Header

Wdm.h (include Wdm.h)

See also

ClfsReadLogRecord
ClfsReadNextLogRecord
ClfsReadRestartArea
ClfsReadPreviousRestartArea

 

 

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